.is0 {
    background: url("../images/progressImg1.png") no-repeat scroll 0 0 transparent;
    height: 7px;
    width: 138px;
}
.is10 {
    background-position: 0 -7px;
}
.is20 {
    background-position: 0 -14px;
}
.is30 {
    background-position: 0 -21px;
}
.is40 {
    background-position: 0 -28px;
}
.is50 {
    background-position: 0 -35px;
}
.is60 {
    background-position: 0 -42px;
}
.is70 {
    background-position: 0 -49px;
}
.is80 {
    background-position: 0 -56px;
}
.is90 {
    background-position: 0 -63px;
}
.is100 {
    background-position: 0 -70px;
}
